{"version":1,"asset_type":"statistical_series","data_type":"time_series","slug":"us-researchers-per-million","url":"https://apiardata.com/statistics/us-researchers-per-million","html_url":"https://apiardata.com/statistics/us-researchers-per-million/","title":"United States Researchers in R&D (per Million People) (2022)","description":"United States's Researchers in R&D (per Million People): 4,937.5 per million people in 2022, +0.7% YoY. World Bank (SP.POP.SCIE.RD.P6), 1996–2022.","domain":"papers","category":"AI & Research","keywords":["AI & Research","World Bank","United States","2022"],"publisher":"World Bank","frequency":"Annual","geography":"United States","temporal_coverage":"1996/2022","unit":"per million people","last_updated":"2026-07-25","last_updated_text":"25 July 2026","data_as_of":"2022","variable_measured":"United States Researchers in R&D (per Million People)","license":"https://apiardata.com/data-license","is_accessible_for_free":true,"sources":[{"name":"World Bank","url":"https://data.worldbank.org/indicator/SP.POP.SCIE.RD.P6?locations=US"}],"meta":[{"label":"Frequency","value":"Annual"},{"label":"Coverage","value":"1996–2022"},{"label":"Observations","value":"27"},{"label":"Geography","value":"United States"},{"label":"Last updated","value":"25 July 2026"}],"kpis":[{"label":"United States (2022)","value":"4,937.5","unit":"per million people","trend":{"direction":"up","value":"+0.7% YoY"}},{"label":"YoY Change","value":"+0.7%","unit":"per million people"},{"label":"Trend","value":"up","unit":""},{"label":"Series length","value":"27","unit":"years of data"}],"series":[{"key":"value","label":"United States Researchers in R&D (per Million People)"}],"observation_count":27,"observations":[{"period":"1996","value":3206.67656},{"period":"1997","value":3310.87683},{"period":"1998","value":3472.48581},{"period":"1999","value":3547.1262},{"period":"2000","value":3556.3917},{"period":"2001","value":3598.59475},{"period":"2002","value":3645.74808},{"period":"2003","value":3851.4654},{"period":"2004","value":3710.14634},{"period":"2005","value":3635.29099},{"period":"2006","value":3674.19384},{"period":"2007","value":3624.05411},{"period":"2008","value":3751.46069},{"period":"2009","value":3877.89208},{"period":"2010","value":3643.92768},{"period":"2011","value":3754.88228},{"period":"2012","value":3734.6577},{"period":"2013","value":3815.20951},{"period":"2014","value":3915.0339},{"period":"2015","value":3949.66371},{"period":"2016","value":3897.11007},{"period":"2017","value":4020.59227},{"period":"2018","value":4322.78826},{"period":"2019","value":4367.20971},{"period":"2020","value":4567.79267},{"period":"2021","value":4900.77179},{"period":"2022","value":4937.49441}],"table":{"columns":[{"key":"year","label":"Year"},{"key":"value","label":"per million people"},{"key":"yoyChange","label":"YoY Change"}],"rows":[{"year":"2022","value":"4937.5","yoyChange":"+0.7%"},{"year":"2021","value":"4900.8","yoyChange":"+7.3%"},{"year":"2020","value":"4567.8","yoyChange":"+4.6%"},{"year":"2019","value":"4367.2","yoyChange":"+1.0%"},{"year":"2018","value":"4322.8","yoyChange":"+7.5%"},{"year":"2017","value":"4020.6","yoyChange":"+3.2%"},{"year":"2016","value":"3897.1","yoyChange":"-1.3%"},{"year":"2015","value":"3949.7","yoyChange":"+0.9%"},{"year":"2014","value":"3915.0","yoyChange":"+2.6%"},{"year":"2013","value":"3815.2","yoyChange":"+2.2%"},{"year":"2012","value":"3734.7","yoyChange":"-0.5%"},{"year":"2011","value":"3754.9","yoyChange":"+3.0%"},{"year":"2010","value":"3643.9","yoyChange":"-6.0%"},{"year":"2009","value":"3877.9","yoyChange":"+3.4%"},{"year":"2008","value":"3751.5","yoyChange":"+3.5%"},{"year":"2007","value":"3624.1","yoyChange":"-1.4%"},{"year":"2006","value":"3674.2","yoyChange":"+1.1%"},{"year":"2005","value":"3635.3","yoyChange":"-2.0%"},{"year":"2004","value":"3710.1","yoyChange":"-3.7%"},{"year":"2003","value":"3851.5","yoyChange":"+5.6%"}]},"qa":[{"question":"What does this indicator measure?","answer":"This page tracks the number of researchers engaged in R&D per million people in United States from 1996 to present. Researcher density is the most internationally comparable measure of scientific human capital. It is published by World Bank and updated annually."},{"question":"How current is this data?","answer":"The most recent observation covers 2022. World Bank typically publishes this series with a lag of several months after the reference period. The series runs 1996–2022 (27 observations)."},{"question":"What is the long-term trend?","answer":"The series peaked at 4,937.5 per million people in 2022 and reached its lowest recorded value of 3,206.7 in 1996. The latest reading of 4,937.5 in 2022 represents a change of +36.7."}]}